Tobias Simon
  • Male
  • Ilmenau
  • Germany

Tobias Simon's Friends

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Tobias Simon's Groups

Tobias Simon's Discussions

Linux-based Quad-Rotor Control

Started this discussion. Last reply by Tobias Simon Apr 13, 2015. 4 Replies

Hi Everyone,just want to highlight our most recent developments on PenguPilot, a GNU/Linux based Multi-Rotor UAV Autopilot.A Video with horizontal GPS position stabilization and vertical ultrasonic…Continue

Tags: Quadrotor, Linux

Madgwick IMU/AHRS and Fast Inverse Square Root

Started this discussion. Last reply by Pavan Chinta Apr 14, 2017. 63 Replies

Hi Everyone,I'm currently using Madgwick's popular filter for my own AHRS project. After some experimentation with sensors and adjusting the beta gain, I've noticed some unpredictable behavior of the…Continue

Tags: IMU, AHRS, Madgwick


Tobias Simon's Page

Profile Information

About Me:
Researcher at Ilmenau University of Technology
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Tobias Simon's Blog

PenguCopter team wins RobotChallenge Airrace in Vienna

Posted on April 14, 2015 at 1:25am 6 Comments

Last weekend our team from Robotik AG Ilmenau won the RobotChallenge AirRace in Vienna, sharing the winner's podium with team "Sirin" from russia.

Both teams could complete 24 rounds in 10 minutes!

Our UAV is based on the …


Quadrotor SRTM elevation map altitude control

Posted on August 11, 2014 at 12:00am 9 Comments

The video below shows a quadrotor following bilinear interpolated SRTM elevation data. Pitch, roll, yaw are controlled manually.

Barometer and elevation readings are zero'ed at start.

The baro setpoint is set to a safety distance of elevation + 7m.

There are basically three Linux processes involved in this: The GPS publisher passes…


Odroid U3 based Quad-Rotor

Posted on June 24, 2014 at 3:30am 33 Comments

We use the Odroid U3 to control a quad-rotor (no microcontroller-based flight control, just plain Linux control code). As a Linux distribution on the ODROID we use Gentoo, and of course our quadrotor natively compiles all of its software (kernel, userspace) :D

Please have a look at our first operating prototype:

A more detailed picture with annotations is provided here:…


Comment Wall (3 comments)

At 5:37am on June 20, 2014, Víctor Mayoral said…

Hey Tobias, those are pretty nice results :).

Feel free to add me on skype "v.mayoral". We can continue the conversation over there.



At 12:14pm on June 22, 2014, Tobias Simon said…
Thanks for providing Your contact info! Will add You tomorrow. :-)
At 6:02am on August 12, 2014, QuadrotorThai Tevada said…

Hi Tobias add me on skype "" or facebook "" Thank you. I interrest your project very much.

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